申请人:The Upjohn Company
公开号:US03987052A1
公开(公告)日:1976-10-19
6-Phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepines of the formula (IV): ##SPC1## wherein R is selected from the group consisting of hydrogen, alkyl of 1 to 3 carbon atoms, inclusive, phenyl, benzyl and -COOR' in which R' is alkyl of 1 to 4 carbon atoms, inclusive; wherein R.sub.1 is selected from the group consisting of hydrogen and alkyl of 1 to 3 carbon atoms, inclusive; and wherein R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are selected from the group consisting of hydrogen, alkyl of 1 to 3 carbon atoms, inclusive, halogen, nitro, cyano, trifluoromethyl, and alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkanoylamino and dialkylamino in which the carbon chain moieties are of 1 to 3 carbon atoms, inclusive, are produced by condensing a 1,3-dihydro-5-phenyl-2H-1,4-benzodiazepine-2-thione of the formula (I): ##SPC2## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are defined as above, with an organic acid hydrazide of the formula: ##EQU1## wherein R is defined as above. The new products of formula IV including their pharmacologically acceptable acid addition salts are useful as sedatives, tranquilizers and muscle relaxants in mammals and birds.
式(IV)的6-苯基-4H-s-三唑并[4,3-a][1,4]苯二氮平类化合物:其中R选自氢,1至3个碳原子的烷基,苯基,苄基和-COOR',其中R'为1至4个碳原子的烷基;其中R1选自氢和1至3个碳原子的烷基;其中R2,R3,R4和R5选自氢,1至3个碳原子的烷基,卤素,硝基,氰基,三氟甲基和烷氧基,烷硫基,烷基硫醇基,烷基磺酰基,烷酰胺基和二烷基氨基,其中碳链基团为1至3个碳原子,包括。通过将式(I)的1,3-二氢-5-苯基-2H-1,4-苯二氮平-2-硫酮与有机酸肼的式制得:其中R如上定义。公式IV的新产物及其药学上可接受的酸加盐对哺乳动物和鸟类具有镇静,安定和肌肉松弛作用。